Core Data - Add an Entity to another Entity How?

s and also added the implementation code "-(void) addPersonObject " but how can work with these Methods? I am not able to hook them up in Interface Builder. Just as a note this is my first Core Data Project. Best Regards, Andreas Grauel ___

Core Data - Need an Observer but where and how to implement

Hello, following situation. I have two Entities - Person and Event - both are with a many to many relationship, because a person can have more events and a event can have more persons. After I have added a few Persons to an Event I'd like to display them on in a Table. But how? I tried a Binding w